package com.itboye.sunsunhome.util;

import java.io.IOException;
import java.io.InputStream;
import java.util.concurrent.TimeUnit;

import android.content.Context;
import android.graphics.Bitmap.Config;
import android.widget.ImageView;

import com.itboye.sunsunhome.www.aq.R;
import com.itboye.sunsunhome.www.aq.base.MyApplication;
import com.nostra13.universalimageloader.cache.disc.naming.Md5FileNameGenerator;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;
import com.nostra13.universalimageloader.core.assist.QueueProcessingType;
import com.nostra13.universalimageloader.core.download.BaseImageDownloader;
import com.squareup.okhttp.OkHttpClient;
import com.squareup.okhttp.Request;
import com.squareup.okhttp.Response;

public class XImageLoader {

		static {
			long maxMamory = Runtime.getRuntime().maxMemory();// 应用程序程序运行时所使用最大内存数
			maxMamory = (long) (maxMamory * 0.7);
			int v = Runtime.getRuntime().availableProcessors();
			int availableProcessors = v < 4 ?3 : v-1;

		//	System.out.println("maxMamory : " + maxMamory + "  availableProcessors: " + availableProcessors);

		//	DebugToast.show("maxMamory : " + (maxMamory/1024.0f/1024 )+ "  availableProcessors: " + availableProcessors, 1);

			DisplayImageOptions options = new DisplayImageOptions.Builder()
					// 设置图片下载期间显示的图片
					.showImageOnLoading(R.drawable.moren_png).showImageForEmptyUri(R.drawable.moren_png)// 设置图片Uri为空或是错误的时候显示的图片
					.showImageOnFail(R.drawable.moren_png) // 设置图片加载或解码过程中发生错误显示的图片
					.cacheInMemory(true)// 设置下载的图片是否缓存在内存中
					.cacheOnDisk(true)// 设置下载的图片是否缓存在SD卡中
					.bitmapConfig(Config.RGB_565)
					// .displayer(new RoundedBitmapDisplayer(20))// 设置成圆角图片
					.build(); // 创建配置过得DisplayImageOption对象 

			// File cacheDir = StorageUtils.getOwnCacheDirectory(App.ctx,
			// "sunsun/Cache");
			ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(MyApplication.context)
					.memoryCacheExtraOptions(480, 800) // max width, max
														// height，即保存的每个缓存文件的最大长宽
					// .discCacheExtraOptions(480, 800, CompressFormat.JPEG, 75,
					// null) // Can slow ImageLoader, use it carefully (Better don't
					// use it)/设置缓存的详细信息，最好不要设置这个
					.threadPoolSize(availableProcessors)// 线程池内加载的数量
					.threadPriority(Thread.NORM_PRIORITY-2).denyCacheImageMultipleSizesInMemory()
					// .memoryCache(new UsingFreqLimitedMemoryCache(2 * 1024 *
					// 1024)) // You can pass your own memory cache
					// implementation/你可以通过自己的内存缓存实现
					// .memoryCache(new WeakMemoryCache())

					.memoryCacheSize((int) maxMamory)
					// .memoryCacheSize(15 * 1024 * 1024)

					.diskCacheSize(80 * 1024 * 1024).diskCacheFileNameGenerator(new Md5FileNameGenerator())// 将保存的时候的URI名称用MD5
																											// 加密

					.tasksProcessingOrder(QueueProcessingType.LIFO) // 后进先出
					// .diskCacheFileCount(100) //缓存的文件数量
					// .diskCache(new UnlimitedDiscCache(cacheDir))//自定义缓存路径
					// .defaultDisplayImageOptions(DisplayImageOptions.createSimple())
					.defaultDisplayImageOptions(options)
					// .imageDownloader(new BaseImageDownloader(App.ctx, 5 * 1000,
					// 30 * 1000)) // connectTimeout (5 s), readTimeout (30 s)超时时间
					.imageDownloader(new DownloadImageFromNetWork(MyApplication.context, 5 * 1000, 30 * 1000)).writeDebugLogs() // Remove
																													// for
																													// release
																													// app
					.build();// 开始构建
			// Initialize ImageLoader with configuration.

			com.nostra13.universalimageloader.core.ImageLoader.getInstance().init(config);// 全局初始化此配置

		}
		public static class DownloadImageFromNetWork extends BaseImageDownloader {

			public DownloadImageFromNetWork(Context context, int connectTimeout, int readTimeout) {
				super(context, connectTimeout, readTimeout);
			}

			@Override
			protected InputStream getStreamFromNetwork(String arg0, Object arg1) throws IOException {

				try {
					OkHttpClient client = new OkHttpClient();
					client.setConnectTimeout(connectTimeout, TimeUnit.MILLISECONDS);
					client.setReadTimeout(readTimeout, TimeUnit.MILLISECONDS);
					Request request = new Request.Builder().url(arg0).build();
					Response response = client.newCall(request).execute();
					if (!response.isSuccessful()) {
						return null;
					} else {
						return response.body().byteStream();
					}
				} catch (Exception e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
					return null;
				}
			}

		}

		/**
		 * 加载网络图片
		 * @param uri
		 * @param imageView
		 */
		public static void load(String uri, ImageView imageView) {
			ImageLoader.getInstance().displayImage(uri, imageView);
		}
}
